TLV2544Q, TLV2548Q, TLV2548M

3-V TO 5.5-V, 12-BIT, 200-KSPS, 4-/8-CHANNEL, LOW-POWER

SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTOPOWER-DOWN

SGLS119C – FEBRUARY 2002 – REVISED SEPTEMBER 2002

26

POST OFFICE BOX 655303

PARAMETER MEASUREMENT INFORMATION

CS

CSTART

EOC

INT

VOH

VOL

VIH

VIL

VOH

VOL

VIH

VIL

td(CSH-CSTARTL)

twL(CSTART)

tc

td(CSTARTH-EOCL)

td(CSL-INTH)

td(CSTARTH-INTL)

SELECT CYCLE

†

† CSTART falling edge may come before the rising edge of CS but no sooner than the fifth SCLK of the SELECT CYCLE.

Figure 17. Critical Timing (Extended Sampling, Single Shot)

VIH

VIL

VOH

VOL

VOH

VOL

VIH

VIL

CS

CSTART

EOC

INT

td(CSH-CSTARTL)

twL(CSTART)

td(CSTARTH–CSTARTL)

td(CSTARTH-EOCL)

td(CSTARTH-INTL)

td(CSL-INTH)

SELECT CYCLE

†

† CSTART falling edge may come before the rising edge of CS but no sooner than the fifth SCLK of the SELECT CYCLE.

Figure 18. Critical Timing (Extended Sampling, Repeat/Sweep/Repeat Sweep)